Which of the following networks transmits data that are broken into packets and are reassembled when they reach the final destination?

Plant-derived progesterones are:

A) Chemically modified in a laboratory. B) Considered more natural than animal-derived progestins. C) Chemically identical to animal progestins made by the ovaries. D) Used to treat vasomotor symptoms due to menopause.

Concerning the pericardial sac, the part that is in direct contact with the pleura is termed:

A) parietal pericardium B) visceral pericardium C) anterior pericardium D) posterior pericardium